WASET
    Ksheeraj Sai Vepuri and  Nada Attar,  Improving the Performance of Deep Learning in Facial Emotion Recognition with Image Sharpening.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2021, vol. 172(4). 234 - 237
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10011940.